Toothbrush



FIG. 1 is a front elevation view of a toothbrush of my new design;

FIG. 2 is a left side elevation view thereof, the right side elevation being a mirror image;

FIG. 3 is a back elevation view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a front, left side perspective view thereof;

FIG. 7 is a back, right side perspective view thereof;

FIG. 8 is a front elevation view of a second embodiment of the toothbrush of my new design;

FIG. 9 is a left side elevation view of FIG. 8, the right side elevation being a mirror image;

FIG. 10 is a back elevation view of FIG. 8;

FIG. 11 is a top view of FIG. 8;

FIG. 12 is a bottom view of FIG. 8;

FIG. 13 is a front, left side perspective view of FIG. 8; and,

FIG. 14 is a back, right side perspective view of FIG. 8.

The bristle patterns in FIGS. 8 through 14, inclusive, are shown in broken lines for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a toothbrush, as shown and described. 